Harrison berdan and john bantly



ittited tatro Letters Patent No. 97,269, dated Not-emotol 30, 1869.

VENTILATING WINDOW-BLIND.

The Schedule referred to in these Letters Patent and making part of the same To whom 'it may concern:

Be it known that we, HARRISON BERDAN and J oHN BANTLY, of Wayne, in the county of Wayne, and State of Michigan, have invented a new and useful Improvement in Window-Blinds; and we do declare that the following is a true and` accurate description thereof, reference being hadto theaccompanying drawings, and to the letters of reference marked thereon, and being a part of this specification, inV which- Figure l is a front elevation of our improved blind, and

Figure 2 is a vertical section of the same.

`Like letters refer to likel parts in each figure.

The nature of this invention relates to an improved construction of window-blinds, and consists in forming themin two sections, the upper half being fixed Vin place, and provided ou its inner 'side with a wirecloth or peiiorated sheet-metal screen, to prevent the intrusion of insects when the upper sash isn lowered, while the lower half is provided with movable slats and Wires, and lowersy in grooves in the sides of the window frame.

. In the drawings- In window-frames of ordinary construction, it may be secured in place .by battenistrps a nailed on4 the outside of the frame.

To the inside of this section is secured a screen, C,

of wire gauze or timely-perforated sheet-metal, to prel vent the intrusion of flies, mosquitoes, or other in-v sects, when the upper saslxis lowered vfor the purposeof ventilation.

D is the lower section of the blind, raising and lowering in a groove, a', at each side of the window-casthat a further description is deemed unnecessary.

Vhat We claim as our invention, and desire to secure by Letters Patent, isy l. Providing the upper stationary section B with an interior screen, C, in the manner and for the purpose setforth.

2. In combination with the foregoing, the sliding, movable slatted blind D, arranged and operating substantially as and for-the purposes specified.

H. BERDAN. JOHN BANTLY.

, Witnesses:

WILLARD EDMONDS, FANNY T. EnMoNns.- 

